It starts off with Thor, Sif, Hogun, Volstagg, Fandral and Loki attack a frost giant base even though Odin told them not to. So when they return Odin finds out and Thor takes the blame and is banished to Earth and scripted of the power of Thor. Loki finds out he a frost giant and take over Asgard and sends the Destroyer after Thor who taken the name Donald Blake. He gets his powers back defeats the destroyer and takes back Asgard. This is part of the Marvel Cinematic Universe (MHM15).